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Closed-loop control system of high-precision steel rail profiling grinding machine
The invention belongs to the technical field of railway steel rail maintenance, and particularly relates to a closed-loop control system of a high-precision steel rail profiling grinding machine, which comprises a power supply module, a control module, a driving module, a pulse signal processing module, a data output interface module and a key operation display module, the control module is respectively connected with the driving module, the pulse signal processing module, the data output interface module and the key operation display module, and the power supply module is respectively connected with the control module, the driving module, the pulse signal processing module, the data output interface module and the key operation display module. By means of the double-output photoelectric encoder installed at the shaft end of a stepping motor, the closed-loop control system is formed through control, and the displacement control precision of movement of a grinding wheel reaches 0.01 mm, so that accurate control over the movement state of the grinding wheel and the curved surface grinding amount of the steel rail head is guaranteed, the problems that in the prior art, the motion state recognition and positioning capacity of a feeding mechanism of a grinding machine is poor, and the grinding precision is low are solved.
本发明属于铁路钢轨维护技术领域，具体涉及一种高精度钢轨仿形打磨机的闭环控制系统，包括电源模块、控制模块、驱动模块、脉冲信号处理模块、数据输出接口模块和按键操作显示模块；控制模块分别与驱动模块、脉冲信号处理模块、数据输出接口模块和按键操作显示模块连接，电源模块分别与控制模块、驱动模块、脉冲信号处理模块、数据输出接口模块和按键操作显示模块连接。本发明通过安装在步进电机轴端的双输出光电编码器，使控制形成闭环控制系统，对磨削砂轮移动的位移控制精度达到0.01mm的精度，从而保证了对磨削砂轮运动状态及钢轨轨头曲面磨削量的精确控制，解决了现有技术中存在的对打磨机进给机构运动状态识别、定位能力差及打磨精度低的问题。
Closed-loop control system of high-precision steel rail profiling grinding machine
The invention belongs to the technical field of railway steel rail maintenance, and particularly relates to a closed-loop control system of a high-precision steel rail profiling grinding machine, which comprises a power supply module, a control module, a driving module, a pulse signal processing module, a data output interface module and a key operation display module, the control module is respectively connected with the driving module, the pulse signal processing module, the data output interface module and the key operation display module, and the power supply module is respectively connected with the control module, the driving module, the pulse signal processing module, the data output interface module and the key operation display module. By means of the double-output photoelectric encoder installed at the shaft end of a stepping motor, the closed-loop control system is formed through control, and the displacement control precision of movement of a grinding wheel reaches 0.01 mm, so that accurate control over the movement state of the grinding wheel and the curved surface grinding amount of the steel rail head is guaranteed, the problems that in the prior art, the motion state recognition and positioning capacity of a feeding mechanism of a grinding machine is poor, and the grinding precision is low are solved.
本发明属于铁路钢轨维护技术领域，具体涉及一种高精度钢轨仿形打磨机的闭环控制系统，包括电源模块、控制模块、驱动模块、脉冲信号处理模块、数据输出接口模块和按键操作显示模块；控制模块分别与驱动模块、脉冲信号处理模块、数据输出接口模块和按键操作显示模块连接，电源模块分别与控制模块、驱动模块、脉冲信号处理模块、数据输出接口模块和按键操作显示模块连接。本发明通过安装在步进电机轴端的双输出光电编码器，使控制形成闭环控制系统，对磨削砂轮移动的位移控制精度达到0.01mm的精度，从而保证了对磨削砂轮运动状态及钢轨轨头曲面磨削量的精确控制，解决了现有技术中存在的对打磨机进给机构运动状态识别、定位能力差及打磨精度低的问题。
Closed-loop control system of high-precision steel rail profiling grinding machine
一种高精度钢轨仿形打磨机的闭环控制系统
ZHAI MINGYAN (author) / LI LIANG (author) / YANG PEICAI (author)
2021-10-19
Patent
Electronic Resource
Chinese
Portable curve-controlled high-precision steel rail profile modeling grinding machine
| European Patent Office | 2015